Orthodontic lingual ligature



FIG. 1 a perspective view thereof;

FIG. 2 is a side view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof; and,

FIG. 5 is a front view thereof.

The broken lines shown in the figures represent portions of the orthodontic lingual ligature and form no part of the claimed design. 

CLAIM The ornamental design for an orthodontic lingual ligature, as shown and described. 